7+9(1-8v)=-28

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Solution for 7+9(1-8v)=-28 equation:


Simplifying
7 + 9(1 + -8v) = -28
7 + (1 * 9 + -8v * 9) = -28
7 + (9 + -72v) = -28

Combine like terms: 7 + 9 = 16
16 + -72v = -28

Solving
16 + -72v = -28

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Add '-16' to each side of the equation.
16 + -16 + -72v = -28 + -16

Combine like terms: 16 + -16 = 0
0 + -72v = -28 + -16
-72v = -28 + -16

Combine like terms: -28 + -16 = -44
-72v = -44

Divide each side by '-72'.
v = 0.6111111111

Simplifying
v = 0.6111111111

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